Utility or preference elicitation is a critical component in many recommender and decision support systems. However, most frameworks for elicitation assume a predefined set of fe...
In this paper we develop a formalization of semantic relations that facilitates efficient implementations of relations in lexical databases or knowledge representation systems usi...
After informally reviewing the main concepts from game semantics and placing the development of the field in a historical context we examine its main applications. We focus in pa...
This article introduces the concept of context knowledge discovery process, and presents a middleware architecture which eases the task of ubiquitous computing developers, while su...
In this paper we discuss how mutual influences (e.g. conflicts) of different stakeholder concerns can be detected and reasoned about through composition and stepwise refinement. S...